./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 01:52:15,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 01:52:15,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 01:52:15,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 01:52:15,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 01:52:15,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 01:52:15,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 01:52:15,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 01:52:15,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 01:52:15,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 01:52:15,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 01:52:15,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 01:52:15,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 01:52:15,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 01:52:15,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 01:52:15,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 01:52:15,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 01:52:15,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 01:52:15,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 01:52:15,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 01:52:15,722 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 01:52:15,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 01:52:15,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 01:52:15,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 01:52:15,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 01:52:15,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 01:52:15,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 01:52:15,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 01:52:15,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 01:52:15,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 01:52:15,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 01:52:15,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 01:52:15,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 01:52:15,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 01:52:15,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 01:52:15,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 01:52:15,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 01:52:15,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 01:52:15,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 01:52:15,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 01:52:15,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 01:52:15,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 01:52:15,740 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 01:52:15,761 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 01:52:15,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 01:52:15,761 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 01:52:15,762 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 01:52:15,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 01:52:15,762 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 01:52:15,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 01:52:15,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 01:52:15,763 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 01:52:15,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 01:52:15,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 01:52:15,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 01:52:15,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 01:52:15,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 01:52:15,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 01:52:15,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 01:52:15,765 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 01:52:15,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 01:52:15,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 01:52:15,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 01:52:15,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 01:52:15,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:52:15,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 01:52:15,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 01:52:15,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 01:52:15,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 01:52:15,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 01:52:15,767 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 01:52:15,767 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 01:52:15,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 01:52:15,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 [2022-07-20 01:52:15,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 01:52:15,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 01:52:15,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 01:52:15,965 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 01:52:15,966 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 01:52:15,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-07-20 01:52:16,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/107fa131c/583697d282b442d7ba164a8c686044d6/FLAGd23af31ea [2022-07-20 01:52:16,654 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 01:52:16,655 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-07-20 01:52:16,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/107fa131c/583697d282b442d7ba164a8c686044d6/FLAGd23af31ea [2022-07-20 01:52:17,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/107fa131c/583697d282b442d7ba164a8c686044d6 [2022-07-20 01:52:17,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 01:52:17,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 01:52:17,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 01:52:17,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 01:52:17,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 01:52:17,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:52:17" (1/1) ... [2022-07-20 01:52:17,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3f457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:17, skipping insertion in model container [2022-07-20 01:52:17,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:52:17" (1/1) ... [2022-07-20 01:52:17,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 01:52:17,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 01:52:19,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2022-07-20 01:52:19,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2022-07-20 01:52:19,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:52:19,699 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 01:52:20,235 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2022-07-20 01:52:20,235 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2022-07-20 01:52:20,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:52:20,409 INFO L208 MainTranslator]: Completed translation [2022-07-20 01:52:20,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20 WrapperNode [2022-07-20 01:52:20,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 01:52:20,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 01:52:20,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 01:52:20,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 01:52:20,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,538 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,682 INFO L137 Inliner]: procedures = 493, calls = 2689, calls flagged for inlining = 240, calls inlined = 225, statements flattened = 5206 [2022-07-20 01:52:20,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 01:52:20,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 01:52:20,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 01:52:20,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 01:52:20,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 01:52:20,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 01:52:20,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 01:52:20,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 01:52:20,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (1/1) ... [2022-07-20 01:52:20,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:52:20,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 01:52:20,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 01:52:20,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 01:52:20,981 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2022-07-20 01:52:20,981 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2022-07-20 01:52:20,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-20 01:52:20,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-20 01:52:20,981 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2022-07-20 01:52:20,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2022-07-20 01:52:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 01:52:20,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 01:52:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2022-07-20 01:52:20,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2022-07-20 01:52:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2022-07-20 01:52:20,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2022-07-20 01:52:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-20 01:52:20,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-20 01:52:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2022-07-20 01:52:20,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2022-07-20 01:52:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 01:52:20,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 01:52:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2022-07-20 01:52:20,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2022-07-20 01:52:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2022-07-20 01:52:20,984 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2022-07-20 01:52:20,984 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2022-07-20 01:52:20,984 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2022-07-20 01:52:20,984 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2022-07-20 01:52:20,984 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2022-07-20 01:52:20,984 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2022-07-20 01:52:20,984 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2022-07-20 01:52:20,984 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-20 01:52:20,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-20 01:52:20,985 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2022-07-20 01:52:20,985 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2022-07-20 01:52:20,985 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2022-07-20 01:52:20,985 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2022-07-20 01:52:20,985 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2022-07-20 01:52:20,985 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2022-07-20 01:52:20,986 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2022-07-20 01:52:20,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2022-07-20 01:52:20,986 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2022-07-20 01:52:20,986 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2022-07-20 01:52:20,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 01:52:20,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 01:52:20,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 01:52:20,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 01:52:20,986 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2022-07-20 01:52:20,987 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2022-07-20 01:52:20,987 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2022-07-20 01:52:20,987 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2022-07-20 01:52:20,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 01:52:20,987 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-07-20 01:52:20,987 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-07-20 01:52:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-20 01:52:20,988 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-20 01:52:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-20 01:52:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-20 01:52:20,989 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-20 01:52:20,989 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2022-07-20 01:52:20,989 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2022-07-20 01:52:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2022-07-20 01:52:20,990 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2022-07-20 01:52:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-20 01:52:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 01:52:20,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 01:52:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2022-07-20 01:52:20,991 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2022-07-20 01:52:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-20 01:52:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2022-07-20 01:52:20,991 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2022-07-20 01:52:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-20 01:52:20,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-20 01:52:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-20 01:52:20,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-20 01:52:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2022-07-20 01:52:20,992 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2022-07-20 01:52:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-20 01:52:20,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-20 01:52:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 01:52:20,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 01:52:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-20 01:52:20,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-20 01:52:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2022-07-20 01:52:20,993 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2022-07-20 01:52:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2022-07-20 01:52:20,994 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2022-07-20 01:52:20,994 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-20 01:52:20,994 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-20 01:52:20,994 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-20 01:52:20,994 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-20 01:52:20,995 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2022-07-20 01:52:20,995 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2022-07-20 01:52:20,995 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2022-07-20 01:52:20,995 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2022-07-20 01:52:20,995 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-07-20 01:52:20,995 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-07-20 01:52:20,996 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2022-07-20 01:52:20,996 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2022-07-20 01:52:20,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 01:52:20,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-20 01:52:20,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-20 01:52:20,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-20 01:52:20,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-20 01:52:20,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 01:52:20,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 01:52:20,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 01:52:20,997 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 01:52:20,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 01:52:20,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2022-07-20 01:52:20,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2022-07-20 01:52:20,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 01:52:20,998 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2022-07-20 01:52:20,998 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2022-07-20 01:52:20,998 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 01:52:20,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 01:52:20,998 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-20 01:52:20,998 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-20 01:52:20,999 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-20 01:52:21,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-20 01:52:21,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-20 01:52:21,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-20 01:52:21,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-20 01:52:21,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-20 01:52:21,002 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2022-07-20 01:52:21,003 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2022-07-20 01:52:21,003 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-20 01:52:21,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-20 01:52:21,003 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2022-07-20 01:52:21,007 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2022-07-20 01:52:21,008 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-20 01:52:21,008 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-20 01:52:21,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-20 01:52:21,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-20 01:52:21,008 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2022-07-20 01:52:21,008 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2022-07-20 01:52:21,008 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2022-07-20 01:52:21,008 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2022-07-20 01:52:21,008 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2022-07-20 01:52:21,009 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2022-07-20 01:52:21,009 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2022-07-20 01:52:21,009 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2022-07-20 01:52:21,009 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-07-20 01:52:21,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-07-20 01:52:21,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 01:52:21,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 01:52:21,009 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2022-07-20 01:52:21,009 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2022-07-20 01:52:21,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 01:52:21,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 01:52:21,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 01:52:21,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 01:52:21,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2022-07-20 01:52:21,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2022-07-20 01:52:21,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-20 01:52:21,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-20 01:52:21,010 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2022-07-20 01:52:21,010 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2022-07-20 01:52:21,010 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2022-07-20 01:52:21,011 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2022-07-20 01:52:21,011 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2022-07-20 01:52:21,011 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2022-07-20 01:52:21,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 01:52:21,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 01:52:21,011 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2022-07-20 01:52:21,011 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2022-07-20 01:52:21,011 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2022-07-20 01:52:21,011 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2022-07-20 01:52:21,012 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-20 01:52:21,012 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-20 01:52:21,012 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2022-07-20 01:52:21,012 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2022-07-20 01:52:21,012 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2022-07-20 01:52:21,012 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2022-07-20 01:52:21,012 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2022-07-20 01:52:21,012 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2022-07-20 01:52:21,012 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-20 01:52:21,012 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-20 01:52:21,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 01:52:21,013 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2022-07-20 01:52:21,013 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2022-07-20 01:52:21,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2022-07-20 01:52:21,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2022-07-20 01:52:21,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 01:52:21,013 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-20 01:52:21,013 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-20 01:52:21,013 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2022-07-20 01:52:21,013 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2022-07-20 01:52:21,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 01:52:21,014 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-20 01:52:21,014 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-20 01:52:21,014 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2022-07-20 01:52:21,014 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2022-07-20 01:52:21,016 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2022-07-20 01:52:21,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2022-07-20 01:52:21,016 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-20 01:52:21,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-20 01:52:21,017 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2022-07-20 01:52:21,017 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2022-07-20 01:52:21,017 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2022-07-20 01:52:21,017 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2022-07-20 01:52:21,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 01:52:21,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 01:52:21,017 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-20 01:52:21,017 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-20 01:52:21,017 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2022-07-20 01:52:21,017 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2022-07-20 01:52:21,018 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2022-07-20 01:52:21,018 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2022-07-20 01:52:21,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-20 01:52:21,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-20 01:52:21,018 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-20 01:52:21,018 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-20 01:52:21,018 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-20 01:52:21,018 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-20 01:52:21,018 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2022-07-20 01:52:21,018 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2022-07-20 01:52:21,019 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2022-07-20 01:52:21,019 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2022-07-20 01:52:21,019 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 01:52:21,023 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 01:52:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2022-07-20 01:52:21,023 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2022-07-20 01:52:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-20 01:52:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-20 01:52:21,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-20 01:52:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 01:52:21,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 01:52:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2022-07-20 01:52:21,023 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2022-07-20 01:52:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2022-07-20 01:52:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2022-07-20 01:52:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2022-07-20 01:52:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2022-07-20 01:52:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2022-07-20 01:52:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2022-07-20 01:52:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-20 01:52:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-20 01:52:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2022-07-20 01:52:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2022-07-20 01:52:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2022-07-20 01:52:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2022-07-20 01:52:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 01:52:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 01:52:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2022-07-20 01:52:21,025 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2022-07-20 01:52:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2022-07-20 01:52:21,025 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2022-07-20 01:52:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-20 01:52:21,025 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-20 01:52:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-20 01:52:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-20 01:52:21,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-20 01:52:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-07-20 01:52:21,026 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-07-20 01:52:21,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 01:52:21,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 01:52:21,026 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-07-20 01:52:21,026 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-07-20 01:52:21,755 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 01:52:21,760 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 01:52:21,996 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 01:52:23,010 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1262#1.base, #t~mem1262#1.offset := read~$Pointer$(~sc#1.base, 141 + ~sc#1.offset, 8); [2022-07-20 01:52:23,011 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895: SUMMARY for call lmc_trace(#t~mem1262#1.base, #t~mem1262#1.offset, 129, 0); srcloc: null [2022-07-20 01:52:23,011 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895-1: havoc #t~mem1262#1.base, #t~mem1262#1.offset; [2022-07-20 01:52:25,576 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 01:52:25,685 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 01:52:25,708 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 01:52:25,709 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-20 01:52:25,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:52:25 BoogieIcfgContainer [2022-07-20 01:52:25,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 01:52:25,716 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 01:52:25,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 01:52:25,719 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 01:52:25,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:52:17" (1/3) ... [2022-07-20 01:52:25,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@767cef95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:52:25, skipping insertion in model container [2022-07-20 01:52:25,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:52:20" (2/3) ... [2022-07-20 01:52:25,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@767cef95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:52:25, skipping insertion in model container [2022-07-20 01:52:25,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:52:25" (3/3) ... [2022-07-20 01:52:25,721 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-07-20 01:52:25,732 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 01:52:25,733 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 01:52:25,841 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 01:52:25,858 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@60b9c499, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1f554e94 [2022-07-20 01:52:25,858 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 01:52:25,867 INFO L276 IsEmpty]: Start isEmpty. Operand has 2585 states, 1688 states have (on average 1.3122037914691944) internal successors, (2215), 1756 states have internal predecessors, (2215), 777 states have call successors, (777), 120 states have call predecessors, (777), 119 states have return successors, (770), 727 states have call predecessors, (770), 770 states have call successors, (770) [2022-07-20 01:52:25,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-07-20 01:52:25,911 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:52:25,912 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:52:25,912 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:52:25,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:52:25,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1207370153, now seen corresponding path program 1 times [2022-07-20 01:52:25,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:52:25,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558875258] [2022-07-20 01:52:25,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:52:25,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:52:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 01:52:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 01:52:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 01:52:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 01:52:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 01:52:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:52:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 01:52:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 01:52:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 01:52:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:52:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:52:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:52:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 01:52:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:52:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 01:52:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-20 01:52:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-20 01:52:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-20 01:52:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-07-20 01:52:26,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:52:26,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558875258] [2022-07-20 01:52:26,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558875258] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:52:26,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:52:26,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 01:52:26,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463341385] [2022-07-20 01:52:26,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:52:26,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 01:52:26,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:52:26,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 01:52:26,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 01:52:26,767 INFO L87 Difference]: Start difference. First operand has 2585 states, 1688 states have (on average 1.3122037914691944) internal successors, (2215), 1756 states have internal predecessors, (2215), 777 states have call successors, (777), 120 states have call predecessors, (777), 119 states have return successors, (770), 727 states have call predecessors, (770), 770 states have call successors, (770) Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-07-20 01:52:32,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:52:32,202 INFO L93 Difference]: Finished difference Result 7613 states and 11233 transitions. [2022-07-20 01:52:32,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 01:52:32,205 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 215 [2022-07-20 01:52:32,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:52:32,266 INFO L225 Difference]: With dead ends: 7613 [2022-07-20 01:52:32,266 INFO L226 Difference]: Without dead ends: 4995 [2022-07-20 01:52:32,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 01:52:32,295 INFO L413 NwaCegarLoop]: 3793 mSDtfsCounter, 4340 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 3611 mSolverCounterSat, 2634 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5036 SdHoareTripleChecker+Valid, 6705 SdHoareTripleChecker+Invalid, 6245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2634 IncrementalHoareTripleChecker+Valid, 3611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-20 01:52:32,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5036 Valid, 6705 Invalid, 6245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2634 Valid, 3611 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-20 01:52:32,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4995 states. [2022-07-20 01:52:32,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4995 to 4815. [2022-07-20 01:52:32,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4815 states, 3174 states have (on average 1.294580970384373) internal successors, (4109), 3305 states have internal predecessors, (4109), 1413 states have call successors, (1413), 227 states have call predecessors, (1413), 227 states have return successors, (1413), 1327 states have call predecessors, (1413), 1413 states have call successors, (1413) [2022-07-20 01:52:32,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4815 states to 4815 states and 6935 transitions. [2022-07-20 01:52:32,610 INFO L78 Accepts]: Start accepts. Automaton has 4815 states and 6935 transitions. Word has length 215 [2022-07-20 01:52:32,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:52:32,613 INFO L495 AbstractCegarLoop]: Abstraction has 4815 states and 6935 transitions. [2022-07-20 01:52:32,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-07-20 01:52:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 4815 states and 6935 transitions. [2022-07-20 01:52:32,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-07-20 01:52:32,633 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:52:32,633 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:52:32,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-20 01:52:32,634 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:52:32,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:52:32,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1819216629, now seen corresponding path program 1 times [2022-07-20 01:52:32,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:52:32,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470159456] [2022-07-20 01:52:32,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:52:32,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:52:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 01:52:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 01:52:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 01:52:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 01:52:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 01:52:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:52:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 01:52:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 01:52:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 01:52:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:52:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:52:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:52:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 01:52:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:52:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 01:52:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:32,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-20 01:52:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-07-20 01:52:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-20 01:52:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-20 01:52:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-20 01:52:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:33,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:52:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 01:52:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-20 01:52:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-20 01:52:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 01:52:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-20 01:52:33,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:33,133 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2022-07-20 01:52:33,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:52:33,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470159456] [2022-07-20 01:52:33,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470159456] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:52:33,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:52:33,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 01:52:33,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571166898] [2022-07-20 01:52:33,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:52:33,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 01:52:33,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:52:33,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 01:52:33,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 01:52:33,137 INFO L87 Difference]: Start difference. First operand 4815 states and 6935 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-20 01:52:38,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:52:38,135 INFO L93 Difference]: Finished difference Result 13910 states and 20072 transitions. [2022-07-20 01:52:38,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 01:52:38,147 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 278 [2022-07-20 01:52:38,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:52:38,216 INFO L225 Difference]: With dead ends: 13910 [2022-07-20 01:52:38,216 INFO L226 Difference]: Without dead ends: 9130 [2022-07-20 01:52:38,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 01:52:38,258 INFO L413 NwaCegarLoop]: 3642 mSDtfsCounter, 4156 mSDsluCounter, 2936 mSDsCounter, 0 mSdLazyCounter, 3386 mSolverCounterSat, 2471 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4747 SdHoareTripleChecker+Valid, 6578 SdHoareTripleChecker+Invalid, 5857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2471 IncrementalHoareTripleChecker+Valid, 3386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-20 01:52:38,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4747 Valid, 6578 Invalid, 5857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2471 Valid, 3386 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-07-20 01:52:38,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9130 states. [2022-07-20 01:52:38,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9130 to 8941. [2022-07-20 01:52:38,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8941 states, 5914 states have (on average 1.2916807575245182) internal successors, (7639), 6166 states have internal predecessors, (7639), 2572 states have call successors, (2572), 436 states have call predecessors, (2572), 454 states have return successors, (2658), 2411 states have call predecessors, (2658), 2572 states have call successors, (2658) [2022-07-20 01:52:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8941 states to 8941 states and 12869 transitions. [2022-07-20 01:52:38,693 INFO L78 Accepts]: Start accepts. Automaton has 8941 states and 12869 transitions. Word has length 278 [2022-07-20 01:52:38,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:52:38,694 INFO L495 AbstractCegarLoop]: Abstraction has 8941 states and 12869 transitions. [2022-07-20 01:52:38,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-20 01:52:38,695 INFO L276 IsEmpty]: Start isEmpty. Operand 8941 states and 12869 transitions. [2022-07-20 01:52:38,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-07-20 01:52:38,711 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:52:38,712 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:52:38,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-20 01:52:38,712 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:52:38,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:52:38,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1093172123, now seen corresponding path program 1 times [2022-07-20 01:52:38,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:52:38,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448696915] [2022-07-20 01:52:38,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:52:38,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:52:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 01:52:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 01:52:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 01:52:38,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 01:52:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 01:52:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:52:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 01:52:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 01:52:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:38,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 01:52:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:52:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:52:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:52:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 01:52:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:52:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 01:52:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-20 01:52:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-07-20 01:52:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-20 01:52:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-20 01:52:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-20 01:52:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-20 01:52:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-20 01:52:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-20 01:52:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-20 01:52:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-20 01:52:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-07-20 01:52:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-07-20 01:52:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-20 01:52:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-20 01:52:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-20 01:52:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:39,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2022-07-20 01:52:39,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:52:39,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448696915] [2022-07-20 01:52:39,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448696915] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:52:39,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:52:39,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:52:39,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096071655] [2022-07-20 01:52:39,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:52:39,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:52:39,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:52:39,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:52:39,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:52:39,258 INFO L87 Difference]: Start difference. First operand 8941 states and 12869 transitions. Second operand has 6 states, 5 states have (on average 19.4) internal successors, (97), 3 states have internal predecessors, (97), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2022-07-20 01:52:50,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:52:50,588 INFO L93 Difference]: Finished difference Result 27915 states and 41316 transitions. [2022-07-20 01:52:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-20 01:52:50,589 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 3 states have internal predecessors, (97), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) Word has length 295 [2022-07-20 01:52:50,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:52:50,719 INFO L225 Difference]: With dead ends: 27915 [2022-07-20 01:52:50,720 INFO L226 Difference]: Without dead ends: 19009 [2022-07-20 01:52:50,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2022-07-20 01:52:50,786 INFO L413 NwaCegarLoop]: 3530 mSDtfsCounter, 7767 mSDsluCounter, 4876 mSDsCounter, 0 mSdLazyCounter, 7365 mSolverCounterSat, 8137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8174 SdHoareTripleChecker+Valid, 8406 SdHoareTripleChecker+Invalid, 15502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8137 IncrementalHoareTripleChecker+Valid, 7365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-07-20 01:52:50,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8174 Valid, 8406 Invalid, 15502 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8137 Valid, 7365 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2022-07-20 01:52:50,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19009 states. [2022-07-20 01:52:51,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19009 to 17009. [2022-07-20 01:52:51,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17009 states, 11159 states have (on average 1.2880186396630522) internal successors, (14373), 11659 states have internal predecessors, (14373), 4957 states have call successors, (4957), 852 states have call predecessors, (4957), 892 states have return successors, (5168), 4627 states have call predecessors, (5168), 4957 states have call successors, (5168) [2022-07-20 01:52:51,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17009 states to 17009 states and 24498 transitions. [2022-07-20 01:52:51,612 INFO L78 Accepts]: Start accepts. Automaton has 17009 states and 24498 transitions. Word has length 295 [2022-07-20 01:52:51,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:52:51,613 INFO L495 AbstractCegarLoop]: Abstraction has 17009 states and 24498 transitions. [2022-07-20 01:52:51,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 3 states have internal predecessors, (97), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2022-07-20 01:52:51,613 INFO L276 IsEmpty]: Start isEmpty. Operand 17009 states and 24498 transitions. [2022-07-20 01:52:51,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-07-20 01:52:51,629 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:52:51,629 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:52:51,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-20 01:52:51,629 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:52:51,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:52:51,630 INFO L85 PathProgramCache]: Analyzing trace with hash 195273145, now seen corresponding path program 1 times [2022-07-20 01:52:51,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:52:51,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837447881] [2022-07-20 01:52:51,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:52:51,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:52:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 01:52:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 01:52:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 01:52:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 01:52:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 01:52:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:52:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 01:52:51,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 01:52:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 01:52:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:52:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:52:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:52:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 01:52:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:52:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 01:52:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-20 01:52:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-20 01:52:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-20 01:52:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-20 01:52:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-20 01:52:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-20 01:52:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:51,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:52:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:52,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-20 01:52:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:52,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-20 01:52:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:52,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-20 01:52:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:52,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1186 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2022-07-20 01:52:52,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:52:52,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837447881] [2022-07-20 01:52:52,016 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837447881] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:52:52,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:52:52,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 01:52:52,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712642273] [2022-07-20 01:52:52,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:52:52,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 01:52:52,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:52:52,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 01:52:52,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 01:52:52,017 INFO L87 Difference]: Start difference. First operand 17009 states and 24498 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-20 01:52:56,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:52:56,932 INFO L93 Difference]: Finished difference Result 42503 states and 61342 transitions. [2022-07-20 01:52:56,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 01:52:56,933 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 281 [2022-07-20 01:52:56,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:52:57,110 INFO L225 Difference]: With dead ends: 42503 [2022-07-20 01:52:57,111 INFO L226 Difference]: Without dead ends: 25529 [2022-07-20 01:52:57,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 01:52:57,224 INFO L413 NwaCegarLoop]: 6258 mSDtfsCounter, 3357 mSDsluCounter, 3873 mSDsCounter, 0 mSdLazyCounter, 3528 mSolverCounterSat, 1872 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4033 SdHoareTripleChecker+Valid, 10131 SdHoareTripleChecker+Invalid, 5400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1872 IncrementalHoareTripleChecker+Valid, 3528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-07-20 01:52:57,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4033 Valid, 10131 Invalid, 5400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1872 Valid, 3528 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-07-20 01:52:57,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25529 states. [2022-07-20 01:52:58,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25529 to 25019. [2022-07-20 01:52:58,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25019 states, 16413 states have (on average 1.28867361238043) internal successors, (21151), 17157 states have internal predecessors, (21151), 7289 states have call successors, (7289), 1256 states have call predecessors, (7289), 1316 states have return successors, (7585), 6795 states have call predecessors, (7585), 7289 states have call successors, (7585) [2022-07-20 01:52:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25019 states to 25019 states and 36025 transitions. [2022-07-20 01:52:58,366 INFO L78 Accepts]: Start accepts. Automaton has 25019 states and 36025 transitions. Word has length 281 [2022-07-20 01:52:58,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:52:58,367 INFO L495 AbstractCegarLoop]: Abstraction has 25019 states and 36025 transitions. [2022-07-20 01:52:58,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-20 01:52:58,367 INFO L276 IsEmpty]: Start isEmpty. Operand 25019 states and 36025 transitions. [2022-07-20 01:52:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-07-20 01:52:58,385 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:52:58,385 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 12, 12, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:52:58,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-20 01:52:58,386 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:52:58,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:52:58,386 INFO L85 PathProgramCache]: Analyzing trace with hash 2124848260, now seen corresponding path program 1 times [2022-07-20 01:52:58,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:52:58,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171791188] [2022-07-20 01:52:58,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:52:58,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:52:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 01:52:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 01:52:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 01:52:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 01:52:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 01:52:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:52:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 01:52:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 01:52:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 01:52:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:52:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:52:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:52:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 01:52:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:52:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 01:52:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-20 01:52:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-20 01:52:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-20 01:52:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-20 01:52:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-20 01:52:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-20 01:52:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-20 01:52:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-07-20 01:52:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-20 01:52:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:58,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-07-20 01:52:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-20 01:52:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:52:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-20 01:52:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-20 01:52:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-20 01:52:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-20 01:52:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-20 01:52:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-20 01:52:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-20 01:52:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-20 01:52:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 01:52:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:52:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-20 01:52:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-20 01:52:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-20 01:52:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-20 01:52:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-20 01:52:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-20 01:52:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:52:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1205 trivial. 0 not checked. [2022-07-20 01:52:59,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:52:59,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171791188] [2022-07-20 01:52:59,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171791188] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:52:59,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:52:59,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-07-20 01:52:59,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122589461] [2022-07-20 01:52:59,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:52:59,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-20 01:52:59,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:52:59,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-20 01:52:59,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-07-20 01:52:59,367 INFO L87 Difference]: Start difference. First operand 25019 states and 36025 transitions. Second operand has 11 states, 10 states have (on average 15.1) internal successors, (151), 4 states have internal predecessors, (151), 4 states have call successors, (51), 9 states have call predecessors, (51), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) [2022-07-20 01:53:18,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:53:31,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:53:31,208 INFO L93 Difference]: Finished difference Result 91129 states and 139508 transitions. [2022-07-20 01:53:31,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-07-20 01:53:31,208 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.1) internal successors, (151), 4 states have internal predecessors, (151), 4 states have call successors, (51), 9 states have call predecessors, (51), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) Word has length 399 [2022-07-20 01:53:31,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:53:31,733 INFO L225 Difference]: With dead ends: 91129 [2022-07-20 01:53:31,733 INFO L226 Difference]: Without dead ends: 66145 [2022-07-20 01:53:31,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=365, Invalid=895, Unknown=0, NotChecked=0, Total=1260 [2022-07-20 01:53:31,936 INFO L413 NwaCegarLoop]: 3684 mSDtfsCounter, 11088 mSDsluCounter, 9110 mSDsCounter, 0 mSdLazyCounter, 18131 mSolverCounterSat, 12648 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11689 SdHoareTripleChecker+Valid, 12794 SdHoareTripleChecker+Invalid, 30780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12648 IncrementalHoareTripleChecker+Valid, 18131 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.2s IncrementalHoareTripleChecker+Time [2022-07-20 01:53:31,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11689 Valid, 12794 Invalid, 30780 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12648 Valid, 18131 Invalid, 1 Unknown, 0 Unchecked, 28.2s Time] [2022-07-20 01:53:31,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66145 states. [2022-07-20 01:53:35,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66145 to 51591. [2022-07-20 01:53:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51591 states, 33475 states have (on average 1.2892905153099328) internal successors, (43159), 35027 states have internal predecessors, (43159), 15359 states have call successors, (15359), 2476 states have call predecessors, (15359), 2756 states have return successors, (16603), 14487 states have call predecessors, (16603), 15359 states have call successors, (16603) [2022-07-20 01:53:35,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51591 states to 51591 states and 75121 transitions. [2022-07-20 01:53:35,565 INFO L78 Accepts]: Start accepts. Automaton has 51591 states and 75121 transitions. Word has length 399 [2022-07-20 01:53:35,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:53:35,568 INFO L495 AbstractCegarLoop]: Abstraction has 51591 states and 75121 transitions. [2022-07-20 01:53:35,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.1) internal successors, (151), 4 states have internal predecessors, (151), 4 states have call successors, (51), 9 states have call predecessors, (51), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) [2022-07-20 01:53:35,569 INFO L276 IsEmpty]: Start isEmpty. Operand 51591 states and 75121 transitions. [2022-07-20 01:53:35,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2022-07-20 01:53:35,606 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:53:35,606 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:53:35,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-20 01:53:35,607 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:53:35,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:53:35,607 INFO L85 PathProgramCache]: Analyzing trace with hash 196485191, now seen corresponding path program 1 times [2022-07-20 01:53:35,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:53:35,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73209574] [2022-07-20 01:53:35,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:53:35,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:53:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 01:53:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 01:53:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 01:53:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 01:53:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 01:53:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:53:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:35,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 01:53:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 01:53:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 01:53:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:53:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:53:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:53:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 01:53:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:53:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 01:53:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-20 01:53:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-20 01:53:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-20 01:53:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-20 01:53:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-20 01:53:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-20 01:53:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:53:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-20 01:53:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-20 01:53:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:53:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 01:53:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-20 01:53:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:53:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 01:53:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-20 01:53:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-20 01:53:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-07-20 01:53:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-20 01:53:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:36,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1418 trivial. 0 not checked. [2022-07-20 01:53:36,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:53:36,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73209574] [2022-07-20 01:53:36,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73209574] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:53:36,244 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:53:36,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 01:53:36,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211371495] [2022-07-20 01:53:36,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:53:36,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 01:53:36,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:53:36,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 01:53:36,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 01:53:36,246 INFO L87 Difference]: Start difference. First operand 51591 states and 75121 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-20 01:53:44,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:53:44,645 INFO L93 Difference]: Finished difference Result 121728 states and 177528 transitions. [2022-07-20 01:53:44,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 01:53:44,646 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 355 [2022-07-20 01:53:44,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:53:45,220 INFO L225 Difference]: With dead ends: 121728 [2022-07-20 01:53:45,220 INFO L226 Difference]: Without dead ends: 70172 [2022-07-20 01:53:45,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 01:53:45,455 INFO L413 NwaCegarLoop]: 6269 mSDtfsCounter, 3355 mSDsluCounter, 3897 mSDsCounter, 0 mSdLazyCounter, 3521 mSolverCounterSat, 1863 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4030 SdHoareTripleChecker+Valid, 10166 SdHoareTripleChecker+Invalid, 5384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1863 IncrementalHoareTripleChecker+Valid, 3521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-07-20 01:53:45,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4030 Valid, 10166 Invalid, 5384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1863 Valid, 3521 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-07-20 01:53:45,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70172 states. [2022-07-20 01:53:48,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70172 to 67991. [2022-07-20 01:53:48,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67991 states, 44102 states have (on average 1.2896013786222846) internal successors, (56874), 46160 states have internal predecessors, (56874), 20243 states have call successors, (20243), 3274 states have call predecessors, (20243), 3645 states have return successors, (21848), 19080 states have call predecessors, (21848), 20243 states have call successors, (21848) [2022-07-20 01:53:49,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67991 states to 67991 states and 98965 transitions. [2022-07-20 01:53:49,570 INFO L78 Accepts]: Start accepts. Automaton has 67991 states and 98965 transitions. Word has length 355 [2022-07-20 01:53:49,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:53:49,570 INFO L495 AbstractCegarLoop]: Abstraction has 67991 states and 98965 transitions. [2022-07-20 01:53:49,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-20 01:53:49,571 INFO L276 IsEmpty]: Start isEmpty. Operand 67991 states and 98965 transitions. [2022-07-20 01:53:49,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2022-07-20 01:53:49,601 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:53:49,601 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:53:49,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-20 01:53:49,601 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:53:49,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:53:49,602 INFO L85 PathProgramCache]: Analyzing trace with hash -156603191, now seen corresponding path program 1 times [2022-07-20 01:53:49,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:53:49,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161395890] [2022-07-20 01:53:49,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:53:49,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:53:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 01:53:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 01:53:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 01:53:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 01:53:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 01:53:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:53:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:49,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 01:53:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 01:53:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:49,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 01:53:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:53:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:53:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:53:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 01:53:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:53:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 01:53:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-20 01:53:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-20 01:53:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-20 01:53:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-20 01:53:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-20 01:53:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-20 01:53:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:53:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-20 01:53:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-20 01:53:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:53:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 01:53:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-20 01:53:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:53:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:53:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 01:53:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-20 01:53:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-20 01:53:50,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-07-20 01:53:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-20 01:53:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:53:50,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2022-07-20 01:53:50,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:53:50,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161395890] [2022-07-20 01:53:50,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161395890] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:53:50,380 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:53:50,381 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 01:53:50,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956049939] [2022-07-20 01:53:50,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:53:50,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 01:53:50,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:53:50,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 01:53:50,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-20 01:53:50,383 INFO L87 Difference]: Start difference. First operand 67991 states and 98965 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-20 01:53:58,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:53:58,334 INFO L93 Difference]: Finished difference Result 137882 states and 202399 transitions. [2022-07-20 01:53:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 01:53:58,335 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 355 [2022-07-20 01:53:58,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:53:58,888 INFO L225 Difference]: With dead ends: 137882 [2022-07-20 01:53:58,889 INFO L226 Difference]: Without dead ends: 69926 [2022-07-20 01:53:59,297 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:53:59,297 INFO L413 NwaCegarLoop]: 3319 mSDtfsCounter, 3587 mSDsluCounter, 2454 mSDsCounter, 0 mSdLazyCounter, 3246 mSolverCounterSat, 1860 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3949 SdHoareTripleChecker+Valid, 5773 SdHoareTripleChecker+Invalid, 5106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1860 IncrementalHoareTripleChecker+Valid, 3246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-07-20 01:53:59,298 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3949 Valid, 5773 Invalid, 5106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1860 Valid, 3246 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-07-20 01:53:59,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69926 states. [2022-07-20 01:54:02,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69926 to 67991. [2022-07-20 01:54:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67991 states, 44102 states have (on average 1.2888757879461248) internal successors, (56842), 46160 states have internal predecessors, (56842), 20243 states have call successors, (20243), 3274 states have call predecessors, (20243), 3645 states have return successors, (21848), 19080 states have call predecessors, (21848), 20243 states have call successors, (21848) [2022-07-20 01:54:03,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67991 states to 67991 states and 98933 transitions. [2022-07-20 01:54:03,076 INFO L78 Accepts]: Start accepts. Automaton has 67991 states and 98933 transitions. Word has length 355 [2022-07-20 01:54:03,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:54:03,078 INFO L495 AbstractCegarLoop]: Abstraction has 67991 states and 98933 transitions. [2022-07-20 01:54:03,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-20 01:54:03,078 INFO L276 IsEmpty]: Start isEmpty. Operand 67991 states and 98933 transitions. [2022-07-20 01:54:03,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2022-07-20 01:54:03,137 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:54:03,138 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:54:03,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-20 01:54:03,138 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:54:03,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:54:03,138 INFO L85 PathProgramCache]: Analyzing trace with hash 197105070, now seen corresponding path program 1 times [2022-07-20 01:54:03,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:54:03,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344499584] [2022-07-20 01:54:03,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:54:03,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:54:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 01:54:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 01:54:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 01:54:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 01:54:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 01:54:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:54:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 01:54:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 01:54:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 01:54:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:54:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:54:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:54:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 01:54:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:54:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 01:54:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-20 01:54:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-20 01:54:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-20 01:54:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-20 01:54:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-20 01:54:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-20 01:54:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:54:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-20 01:54:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-20 01:54:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:54:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 01:54:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-20 01:54:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:54:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 01:54:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-20 01:54:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-20 01:54:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-07-20 01:54:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:03,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-20 01:54:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:04,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2022-07-20 01:54:04,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:54:04,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344499584] [2022-07-20 01:54:04,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344499584] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:54:04,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:54:04,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:54:04,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719072520] [2022-07-20 01:54:04,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:54:04,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:54:04,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:54:04,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:54:04,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:54:04,045 INFO L87 Difference]: Start difference. First operand 67991 states and 98933 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-20 01:54:13,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:54:13,765 INFO L93 Difference]: Finished difference Result 137882 states and 202335 transitions. [2022-07-20 01:54:13,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 01:54:13,766 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 356 [2022-07-20 01:54:13,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:54:14,407 INFO L225 Difference]: With dead ends: 137882 [2022-07-20 01:54:14,407 INFO L226 Difference]: Without dead ends: 69926 [2022-07-20 01:54:14,796 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-20 01:54:14,797 INFO L413 NwaCegarLoop]: 3308 mSDtfsCounter, 5346 mSDsluCounter, 2447 mSDsCounter, 0 mSdLazyCounter, 3240 mSolverCounterSat, 4272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5346 SdHoareTripleChecker+Valid, 5755 SdHoareTripleChecker+Invalid, 7512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4272 IncrementalHoareTripleChecker+Valid, 3240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-20 01:54:14,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5346 Valid, 5755 Invalid, 7512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4272 Valid, 3240 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-20 01:54:14,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69926 states. [2022-07-20 01:54:18,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69926 to 67991. [2022-07-20 01:54:18,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67991 states, 44102 states have (on average 1.2881501972699652) internal successors, (56810), 46160 states have internal predecessors, (56810), 20243 states have call successors, (20243), 3274 states have call predecessors, (20243), 3645 states have return successors, (21848), 19080 states have call predecessors, (21848), 20243 states have call successors, (21848) [2022-07-20 01:54:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67991 states to 67991 states and 98901 transitions. [2022-07-20 01:54:19,133 INFO L78 Accepts]: Start accepts. Automaton has 67991 states and 98901 transitions. Word has length 356 [2022-07-20 01:54:19,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:54:19,134 INFO L495 AbstractCegarLoop]: Abstraction has 67991 states and 98901 transitions. [2022-07-20 01:54:19,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-20 01:54:19,135 INFO L276 IsEmpty]: Start isEmpty. Operand 67991 states and 98901 transitions. [2022-07-20 01:54:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-07-20 01:54:19,163 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:54:19,164 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:54:19,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-20 01:54:19,164 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:54:19,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:54:19,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1608324123, now seen corresponding path program 1 times [2022-07-20 01:54:19,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:54:19,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460076574] [2022-07-20 01:54:19,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:54:19,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:54:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 01:54:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 01:54:19,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 01:54:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 01:54:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 01:54:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:54:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 01:54:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 01:54:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 01:54:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:54:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:54:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:54:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 01:54:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:54:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 01:54:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-20 01:54:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-20 01:54:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-20 01:54:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-20 01:54:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-20 01:54:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-20 01:54:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:54:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-20 01:54:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-20 01:54:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:54:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 01:54:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-20 01:54:19,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:54:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:54:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 01:54:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-20 01:54:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-20 01:54:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-07-20 01:54:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-20 01:54:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:54:19,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2022-07-20 01:54:19,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:54:19,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460076574] [2022-07-20 01:54:19,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460076574] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:54:19,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:54:19,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:54:19,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388850217] [2022-07-20 01:54:19,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:54:19,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:54:20,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:54:20,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:54:20,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:54:20,000 INFO L87 Difference]: Start difference. First operand 67991 states and 98901 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-20 01:54:29,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:54:29,101 INFO L93 Difference]: Finished difference Result 137882 states and 202271 transitions. [2022-07-20 01:54:29,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 01:54:29,102 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 357 [2022-07-20 01:54:29,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:54:29,607 INFO L225 Difference]: With dead ends: 137882 [2022-07-20 01:54:29,607 INFO L226 Difference]: Without dead ends: 69926 [2022-07-20 01:54:29,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-20 01:54:29,978 INFO L413 NwaCegarLoop]: 3317 mSDtfsCounter, 5332 mSDsluCounter, 2453 mSDsCounter, 0 mSdLazyCounter, 3244 mSolverCounterSat, 4258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5332 SdHoareTripleChecker+Valid, 5770 SdHoareTripleChecker+Invalid, 7502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4258 IncrementalHoareTripleChecker+Valid, 3244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-07-20 01:54:29,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5332 Valid, 5770 Invalid, 7502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4258 Valid, 3244 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-07-20 01:54:30,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69926 states. [2022-07-20 01:54:33,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69926 to 67991. [2022-07-20 01:54:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67991 states, 44102 states have (on average 1.2874246065938053) internal successors, (56778), 46160 states have internal predecessors, (56778), 20243 states have call successors, (20243), 3274 states have call predecessors, (20243), 3645 states have return successors, (21848), 19080 states have call predecessors, (21848), 20243 states have call successors, (21848)